Arcturus
Star
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Arcturus is the brightest star in the northern constellation of Boötes. With an apparent visual magnitude of −0.05, it is the fourth-brightest star in the night sky, and the brightest in the northern celestial hemisphere. Wikipedia
Constellation: Boötes
Magnitude: -0.04
Spectral type: K1.5IIIFe-0.5
Surface temperature: 4,290 K
Coordinates: RA 14h 15m 40s | Dec +19° 10′ 56″
Luminosity: 170 L☉
Absolute magnitude: -0.3